Skip to content
  • About Karl M. Guttag (KGOnTech)
  • About KGOnTech
  • About Us
  • Account
  • Blog
  • Contact
  • Contact
  • Contact
  • Default Width
  • Find Us
  • KGOnTech Blog
  • Login
  • Narrow Width
  • Right Sidebar
  • Test Patterns
  • Thank You
  • About
  • Home

Physical Address

304 North Cardinal St.
Dorchester Center, MA 02124

KGOnTech
  • Blog Articles Home
  • About KGOnTech
  • Test Patterns
KGOnTech
  • Augmented Reality and HMD, Startups, Use Model

Varjo Foveated Display Part 2 – Region Sizes

Introduction As discussed in Part 1, the basic concept of foveated display in theory should work to provide high angular resolution with a wide FOV. There is no single display technology today for near-to-eye displays. Microdisplays (LCOS, DLP, and OLED)…

  • Karl Guttag
  • July 10, 2017
  • 7 Comments
  • Augmented Reality and HMD, Pico Projection, Technology History, Use Model

Near Eye Displays (NEDs): Gaps In Pixel Sizes

Update 2017-06-09 – I added the Sony Z5 Premium 4K Cell Phone size LCD to the table. Their “pixel” is about 71% the linear dimension of the Samsung S8 or about half the area but still much larger than any…

  • Karl Guttag
  • June 7, 2017
  • Augmented Reality and HMD, Startups, Use Model

Avegant “Light Field” Display – Magic Leap at 1/100th the Investment?

Surprised at CES 2017 – Avegant Focus Planes (“Light Field”) While at CES 2017 I was invited to Avegant’s Suite and was expecting to see a new and improved and/or a lower cost version of the Avegant Glyph. The Glyph …

  • Karl Guttag
  • March 9, 2017
  • 39 Comments
  • Augmented Reality and HMD, Use Model

Near-Eye Bird Bath Optics Pros and Cons – And IMMY’s Different Approach

Why Birdbaths Optics? Because the Alternative (Waveguides) Must Be Worse (and a teaser) The idea for this article started when I was looking at the ODG R-9 optical design with OLED microdisplays. They combined an OLED microdisplay that is not…

  • Karl Guttag
  • March 3, 2017
  • 61 Comments
  • Augmented Reality and HMD, Pico Projection

AR/MR Optics for Combining Light for a See-Through Display (Part 1)

In general, people find the combining of an image with the real world somewhat magical; we see this with heads up displays (HUDs) as well as Augmented/Mixed Reality (AR/MR) headsets.   Unlike Starwars R2D2 projection into thin air which was…

  • Karl Guttag
  • October 21, 2016
  • 30 Comments
  • Augmented Reality and HMD

HMD – A huge number of options

There have been a number of comments on this blog that I am very negative about Head Mounted Displays (HMDs), but I believe I am being realistic about the issues with HMDs.   I’m an engineer by training and profession and…

  • Karl Guttag
  • March 6, 2015
  • 14 Comments
Prev
1 2
No results

Categories

  • Augmented Reality and HMD (220)
  • Use Model (103)
  • Pico Projection (95)
  • Startups (81)
  • LCOS (77)

Tags

  • AR (126)
  • Augmented Reality (107)
  • Magic Leap (100)
  • HoloLens (93)
  • Head Mounted Display (81)

Year

  • 2026 (4)
  • 2025 (21)
  • 2024 (35)
  • 2023 (27)
  • 2022 (16)

Categories

  • Augmented Reality and HMD (220)
  • Conferences (40)
  • DLP (32)
  • Foveation (6)
  • HUD (2)
  • Intellectual Property (5)
  • Laser Beam Scanning Projectors (32)
  • Laser Projection (12)
  • LCOS (63)
  • Micro-LED (51)
  • OLED (28)
  • Photography (3)
  • Pico Projection (95)
  • Startups (81)
  • Technology History (38)
  • Uncategorized (17)
  • Use Model (103)
  • Website (7)

Recent Posts

  • Silicon Carbide Waveguides Pros and Cons September 8, 2026
  • “Transparent” Near-to-Eye Displays August 10, 2026
  • MicroLED & AR/VR Connect in Eindhoven, Sept. 2026, and Recap of AWE 2026 June 23, 2026
  • CES & AR/VR/MR 2026 Quick Takeaways (Part 1: Android/Google XR and Meta) March 9, 2026
  • AR Conferences 2026 and Laser Display December 18, 2025
  • Meta Ray-Ban Display Part 1 (Lumus Waveguide, OmniVision LCOS, and Goertek Projection Engine) October 30, 2025

Archives

Blogroll

  • Display Daily
  • MicroLED-Info

Trending now

“Transparent” Near-to-Eye Displays
Silicon Carbide Waveguides Pros and Cons

Copyright © 2011-2026 KGOnTech LLC

Loading Comments...